Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners

UEERE4001 Mapping and Delivery Guide
Install, maintain and fault find battery storage systems for grid-connected photovoltaic systems

Version 1.0
Issue Date: March 2024


Qualification -
Unit of Competency UEERE4001 - Install, maintain and fault find battery storage systems for grid-connected photovoltaic systems
Description
Employability Skills
Learning Outcomes and Application This unit involves the skills and knowledge required to safely and effectively install, maintain and fault find battery storage systems for grid-connected photovoltaic (PV) systems.A person competent in this unit will hold an unrestricted electrical licence issued in an Australian State or Territory and be able to install, maintain and fault find battery storage systems for grid-connected PV in accordance to relevant industry standards and regulations.This unit is subject to the following requirements: Legislation, regulations, relevant industry standards and codes of practice for electrical work including specific work health and safety (WHS)/occupational health and safety (OHS) legislation and regulatory requirementsElectrical licencing requirements – unrestricted electrical workLegislation, regulations, relevant industry standards and codes of practice for renewable energy.There may be variations in these requirements across jurisdictions.
Duration and Setting X weeks, nominally xx hours, delivered in a classroom/online/blended learning setting.

As a minimum, assessors must satisfy applicable regulatory requirements, which include requirements in the Standards for Registered Training Organisations, current at the time of assessment.

As a minimum, assessment must satisfy applicable regulatory requirements, which include requirements in the Standards for Registered Training Organisations, current at the time of assessment.

Assessment must occur in workplace operational situations where it is appropriate to do so; where this is not appropriate, assessment must occur in simulated workplace operational situations that replicate workplace conditions.

Assessment processes and techniques must be appropriate to the language, literacy and numeracy requirements of the work being performed and the needs of the candidate.

Resources for assessment must include access to:

Industry Standards

relevant industry standards

relevant industry product standards

AS/NZS 3000 Electrical installations (known as the Australian/New Zealand Wiring Rules)

Documentation including reporting formats

manufacturer technical data site plans

system designer documentation relevant to installing the system

maintenance checklists and/or testing and commissioning sheet

Measuring and testing equipment

multimeter insulation resistance tester clamp tester (DC and AC)

Plant

an existing installed PV array along with the equipment to facilitate the installation of a battery storage system for grid-connected PV systems. This equipment shall comprise:

battery storage

multi-mode inverter/s

devices for interconnecting solar to system either including charge controller or an appropriate inverter and all required balance of system equipment including:

cables

protection and isolating devices

isolators and signage in accordance with relevant industry standards, regulations and industry guidelines

appropriate switchboard (or similar) to simulate interconnection of the system with an existing electrical installation

Safety systems and personal protective equipment (PPE)

example of a job safety analysis or safe work method statement form relevant for the practical installation; PPE related to the types of battery storage included in the system

Software/Systems

programming software for the inverter/s and charge controller/s

Specialist requirements

specific manufacturer specifications for the equipment included in the battery storage system for grid-connected PV systems including:

installation manuals and user guides for typical components and those provided for the practical installation

special tools as required for installing specific equipment

special testing tools or equipment required for testing and commissioning, maintenance and fault finding of specific equipment

Tools and equipment

hand tools and power tools.

Prerequisites/co-requisites
Competency Field Renewable and Sustainable Energy
Development and validation strategy and guide for assessors and learners Student Learning Resources Handouts
Activities
Slides
PPT
Assessment 1 Assessment 2 Assessment 3 Assessment 4
Elements of Competency Performance Criteria              
Element: Plan for the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems
  • Installation design requirements, components and how they interconnect with the different system configurations are identified
  • Hazards associated with battery storage systems for grid-connected PV systems are identified and the risk control measures are listed in safe work method statements/job safety analysis
  • Designer recommendations, relevant industry standards, regulations and manufacturer specifications are identified and applied to planning the system installation, maintenance or fault finding
  • Tools and safety equipment are selected and checked for safe performance of required tasks
  • Maintenance is planned in accordance with system designer's requirements
  • PV system and reported faults are identified and fault finding techniques applied
       
Element: Carry out the installation, maintenance and fault finding of battery storage systems for grid-connected PV systems
  • Job safety analysis is undertaken or safe work method statement is prepared and used to inform work processes in accordance with regulations and workplace procedures
  • Battery storage components are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications
  • Inverters are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications
  • System charge controllers are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications
  • Storage system equipment including, cables, protection and isolation equipment, and signs are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications
  • System charge controllers and inverters are programmed in accordance with design documentation, relevant industry standards, regulations and manufacturer specifications
  • Required modification to the electrical installation is carried out in accordance with design documentation, regulations and relevant industry standards
  • Maintenance checklists are used to identify items needing servicing or replacement
  • Required maintenance is performed by servicing or replacing items
  • Fault finding techniques are applied to correctly diagnose and rectify system faults
  • Testing, commissioning or reinstatement of the system is conducted in accordance with design documentation, regulations, relevant industry standards and manufacturer specifications
       
Element: Document the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems
  • Testing, commissioning and required compliance documents are completed
  • As installed, electrical system drawings and equipment location plans are produced
  • Client system documentation, from designer, is completed
  • Client is briefed on safe and correct system operation and recommended maintenance
  • Maintenance checklists are finalised correctly and added to client system documentation
  • Fault report/record is completed and added to client system documentation
       


Evidence Required

List the assessment methods to be used and the context and resources required for assessment. Copy and paste the relevant sections from the evidence guide below and then re-write these in plain English.

Elements describe the essential outcomes.

Performance criteria describe the performance needed to demonstrate achievement of the element.

1

Plan for the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems

1.1

Installation design requirements, components and how they interconnect with the different system configurations are identified

1.2

Hazards associated with battery storage systems for grid-connected PV systems are identified and the risk control measures are listed in safe work method statements/job safety analysis

1.3

Designer recommendations, relevant industry standards, regulations and manufacturer specifications are identified and applied to planning the system installation, maintenance or fault finding

1.4

Tools and safety equipment are selected and checked for safe performance of required tasks

1.5

Maintenance is planned in accordance with system designer's requirements

1.6

PV system and reported faults are identified and fault finding techniques applied

2

Carry out the installation, maintenance and fault finding of battery storage systems for grid-connected PV systems

2.1

Job safety analysis is undertaken or safe work method statement is prepared and used to inform work processes in accordance with regulations and workplace procedures

2.2

Battery storage components are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.3

Inverters are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.4

System charge controllers are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.5

Storage system equipment including, cables, protection and isolation equipment, and signs are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.6

System charge controllers and inverters are programmed in accordance with design documentation, relevant industry standards, regulations and manufacturer specifications

2.7

Required modification to the electrical installation is carried out in accordance with design documentation, regulations and relevant industry standards

2.8

Maintenance checklists are used to identify items needing servicing or replacement

2.9

Required maintenance is performed by servicing or replacing items

2.10

Fault finding techniques are applied to correctly diagnose and rectify system faults

2.11

Testing, commissioning or reinstatement of the system is conducted in accordance with design documentation, regulations, relevant industry standards and manufacturer specifications

3

Document the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems

3.1

Testing, commissioning and required compliance documents are completed

3.2

As installed, electrical system drawings and equipment location plans are produced

3.3

Client system documentation, from designer, is completed

3.4

Client is briefed on safe and correct system operation and recommended maintenance

3.5

Maintenance checklists are finalised correctly and added to client system documentation

3.6

Fault report/record is completed and added to client system documentation

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and include:

documenting the battery storage system installation for the client:

plan and enact scheduled maintenance of a system

document/record maintenance activities

finding faults in battery storage systems for grid-connected photovoltaic (PV) system:

plan and enact identified fault finding procedures for the installed system

document/record fault finding activities

installing battery storage systems for grid-connected PV systems:

install battery storage components

install inverter/s

install charge controller/s

install the balance of system equipment including cables, protection and isolating devices, and signage

program inverter/s and charge controller/s

modify electrical installation as required

maintaining battery storage systems for grid-connected PV systems

preparing for the installation of a battery storage system:

interpret system design documentation that specifies the quantity and location of all equipment in compliance with relevant industry standards, building codes and regulations

testing and commissioning PV system:

test operation of each piece of equipment

test operation of complete system

commission the system

brief client on safe and correct system operation and recommended maintenance

undertaking site assessment:

interpret system design documentation that specifies the quantity and location of all equipment in compliance with relevant industry standards, building codes and regulations.

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

battery storage systems:

battery storage systems for grid-connected PV systems including:

applications for battery storage including:

electrical energy supply during grid outages

electrical energy supply direct to loads during periods of high tariffs

purpose of each component in battery storage systems for grid-connected PV systems

functional block diagrams for typical configurations of battery storage systems for grid-connected PV systems including:

multimode inverter/s for connecting to renewable energy, grid, loads and battery storage; these inverter/s provide backup to dedicated loads on grid failure and may:

have a built in charge controller for direct connection of a PV array or

require a separate charge controller to direct current (DC) couple the PV array and battery

two types of inverters comprising, PV grid-connected inverter/s and multimode inverter/s where:

both inverter types are connected to the grid and loads via a switching device that may provide backup to dedicated loads during grid failure

both inverter types are connected to the grid and only the multimode inverter/s may provide backup to dedicated loads on grid failure

only the multimode inverter/s are connected to the grid. The grid-connected inverter/s are alternate current (AC) coupled to the multimode inverter/s and both types can provide backup to dedicated loads on grid failure

charge controllers including:

types and applications of charge controllers for different system configuration

specifications of a charge controller, including:

output rating DC voltage operating window and/or rating

DC current rating in and out

efficiency

grid-connected batteries:

battery terms including:

nominal voltage

cell

primary and secondary cells

battery

charge and discharge rate

amp hour capacity

watt hour capacity

state of charge (SOC)

depth of discharge (DOD)

battery types including:

major features of commercially available types of batteries suitable for battery storage systems for grid-connected PV systems

factors affecting the life of commercially available types of batteries including the estimation of battery life

charging regimes suitable for commercially available types of batteries

battery safety including:

hazards associated with handling, installing or maintaining commercially available types of batteries and risk control measures

procedures for safe disposal of commercially available types of batteries

common processes leading to battery failure in commercially available batteries including sulphation and stratification in lead acid batteries

grid-connected inverters:

inverters including:

differences between multimode and grid connect inverters

output rating of a multimode inverter/s in relation to:

required maximum demand

capacity for battery charging

program parameters for a multimode inverter, for the correct operation of the system

grid-connected storage systems fault finding:

fault finding procedures including:

fault finding procedures for individual equipment

fault finding procedures for interconnected systems

grid-connected storage systems installations:

installation requirements including:

installing battery storage devices in accordance with system design documentation, relevant industry standards, regulations and manufacturer requirements

installing inverters suitable for connecting to battery storage in accordance with system design documentation, relevant industry standards, regulations and manufacturer requirements

installing charge controllers in accordance with system design documentation, relevant industry standards, regulations and manufacturer requirements

installing all balance of system equipment in accordance with system design documentation, relevant industry standards, regulations and manufacturer requirements

electrical drawings including:

electrical systems circuit diagrams of typical battery storage systems for grid-connected PV systems including:

AC loads being supplied during periods when grid is unavailable

all major components

protection devices

earthing

isolation

switching

metering

equipment location plan/s to show the locations of equipment, fittings and cabling

grid-connected storage systems maintenance procedures including:

maintenance requirements for individual equipment

maintenance requirements for interconnected systems

grid-connected storage systems testing and commissioning procedures including:

safe testing of equipment

safe testing of system operation

commissioning of battery storage system.


Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assignment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)


Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

Elements describe the essential outcomes.

Performance criteria describe the performance needed to demonstrate achievement of the element.

1

Plan for the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems

1.1

Installation design requirements, components and how they interconnect with the different system configurations are identified

1.2

Hazards associated with battery storage systems for grid-connected PV systems are identified and the risk control measures are listed in safe work method statements/job safety analysis

1.3

Designer recommendations, relevant industry standards, regulations and manufacturer specifications are identified and applied to planning the system installation, maintenance or fault finding

1.4

Tools and safety equipment are selected and checked for safe performance of required tasks

1.5

Maintenance is planned in accordance with system designer's requirements

1.6

PV system and reported faults are identified and fault finding techniques applied

2

Carry out the installation, maintenance and fault finding of battery storage systems for grid-connected PV systems

2.1

Job safety analysis is undertaken or safe work method statement is prepared and used to inform work processes in accordance with regulations and workplace procedures

2.2

Battery storage components are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.3

Inverters are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.4

System charge controllers are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.5

Storage system equipment including, cables, protection and isolation equipment, and signs are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications

2.6

System charge controllers and inverters are programmed in accordance with design documentation, relevant industry standards, regulations and manufacturer specifications

2.7

Required modification to the electrical installation is carried out in accordance with design documentation, regulations and relevant industry standards

2.8

Maintenance checklists are used to identify items needing servicing or replacement

2.9

Required maintenance is performed by servicing or replacing items

2.10

Fault finding techniques are applied to correctly diagnose and rectify system faults

2.11

Testing, commissioning or reinstatement of the system is conducted in accordance with design documentation, regulations, relevant industry standards and manufacturer specifications

3

Document the installation, maintenance or fault finding of battery storage systems for grid-connected PV systems

3.1

Testing, commissioning and required compliance documents are completed

3.2

As installed, electrical system drawings and equipment location plans are produced

3.3

Client system documentation, from designer, is completed

3.4

Client is briefed on safe and correct system operation and recommended maintenance

3.5

Maintenance checklists are finalised correctly and added to client system documentation

3.6

Fault report/record is completed and added to client system documentation

Range is restricted to essential operating conditions and any other variables essential to the work environment.

Non-essential conditions can be found in the Companion Volume Implementation Guide.

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
Installation design requirements, components and how they interconnect with the different system configurations are identified 
Hazards associated with battery storage systems for grid-connected PV systems are identified and the risk control measures are listed in safe work method statements/job safety analysis 
Designer recommendations, relevant industry standards, regulations and manufacturer specifications are identified and applied to planning the system installation, maintenance or fault finding 
Tools and safety equipment are selected and checked for safe performance of required tasks 
Maintenance is planned in accordance with system designer's requirements 
PV system and reported faults are identified and fault finding techniques applied 
Job safety analysis is undertaken or safe work method statement is prepared and used to inform work processes in accordance with regulations and workplace procedures 
Battery storage components are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications 
Inverters are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications 
System charge controllers are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications 
Storage system equipment including, cables, protection and isolation equipment, and signs are installed in accordance with system design documentation, relevant industry standards, regulations and manufacturer specifications 
System charge controllers and inverters are programmed in accordance with design documentation, relevant industry standards, regulations and manufacturer specifications 
Required modification to the electrical installation is carried out in accordance with design documentation, regulations and relevant industry standards 
Maintenance checklists are used to identify items needing servicing or replacement 
Required maintenance is performed by servicing or replacing items 
Fault finding techniques are applied to correctly diagnose and rectify system faults 
Testing, commissioning or reinstatement of the system is conducted in accordance with design documentation, regulations, relevant industry standards and manufacturer specifications 
Testing, commissioning and required compliance documents are completed 
As installed, electrical system drawings and equipment location plans are produced 
Client system documentation, from designer, is completed 
Client is briefed on safe and correct system operation and recommended maintenance 
Maintenance checklists are finalised correctly and added to client system documentation 
Fault report/record is completed and added to client system documentation 

Forms

Assessment Cover Sheet

UEERE4001 - Install, maintain and fault find battery storage systems for grid-connected photovoltaic systems
Assessment task 1: [title]

Student name:

Student ID:

I declare that the assessment tasks submitted for this unit are my own work.

Student signature:

Result: Competent Not yet competent

Feedback to student

 

 

 

 

 

 

 

 

Assessor name:

Signature:

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Assessment Record Sheet

UEERE4001 - Install, maintain and fault find battery storage systems for grid-connected photovoltaic systems

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: